CVE-2011-2526 DetailsDescription Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.19, when sendfile is enabled for the HTTP APR or HTTP NIO connector, does not validate certain request attributes, which allows local users to bypass intended file access restrictions or cause a denial of service (infinite loop or JVM crash) by leveraging an untrusted web application.
Metrics CVSS Version 4.0 CVSS Version 3.x CVSS Version 2.0 SSVC
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No CVSS 3.x data is available for this CVE.
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
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Weakness Enumeration Affected Products Product Versions apache tomcat 5.5.0
5.5.1
5.5.2
5.5.3
5.5.4
5.5.5
5.5.6
5.5.7
5.5.8
5.5.9
5.5.10
5.5.11
5.5.12
5.5.13
5.5.14
5.5.15
5.5.16
5.5.17
5.5.18
5.5.19
5.5.20
5.5.21
5.5.22
5.5.23
5.5.24
5.5.25
5.5.26
5.5.27
5.5.28
5.5.29
5.5.30
5.5.31
5.5.32
5.5.33
6.0
6.0.0
6.0.1
6.0.2
6.0.3
6.0.4
6.0.5
6.0.6
6.0.7
6.0.8
6.0.9
6.0.10
6.0.11
6.0.12
6.0.13
6.0.14
6.0.15
6.0.16
6.0.17
6.0.18
6.0.19
6.0.20
6.0.24
6.0.26
6.0.27
6.0.28
6.0.29
6.0.30
6.0.31
6.0.32
7.0.0
7.0.0 beta
7.0.1
7.0.2
7.0.3
7.0.4
7.0.5
7.0.6
7.0.7
7.0.8
7.0.9
7.0.10
7.0.11
7.0.12
7.0.14
7.0.17
Viewing 5 of 80 versions. View all CPE cpe:2.3:a:apache:tomcat:5.5.0:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.1:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.2:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.3:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.4:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.5:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.6:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.7:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.8:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.9:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.10:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.11:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.12:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.13:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.14:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.15:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.16:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.17:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.18:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.19:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.20:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.21:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.22:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.23:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.24:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.25:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.26:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.27:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.28:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.29:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.30:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.31:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.32:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:5.5.33:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.0:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.1:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.2:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.3:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.4:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.5:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.6:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.7:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.8:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.9:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.10:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.11:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.12:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.13:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.14:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.15:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.16:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.17:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.18:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.19:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.20:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.24:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.26:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.27:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.28:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.29:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.30:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.31:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:6.0.32:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.0:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.0:beta:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.1:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.2:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.3:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.4:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.5:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.6:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.7:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.8:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.9:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.10:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.11:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.12:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.14:*:*:*:*:*:*:* cpe:2.3:a:apache:tomcat:7.0.17:*:*:*:*:*:*:* Remediation No remediation found in references.
Change History 15 change records found show changes
Date Action Recorded By Jun 16, 2026 CVE Modified [email protected] Apr 29, 2026 Status Change [email protected] Nov 21, 2024 CVE Modified CVE May 14, 2024 CVE Modified [email protected] Feb 13, 2023 CVE Modified [email protected] Feb 13, 2020 CVE Modified [email protected] Feb 3, 2020 CVE Modified [email protected] Mar 25, 2019 CVE Modified [email protected] Mar 21, 2019 CVE Modified [email protected] Oct 9, 2018 CVE Modified [email protected] Jan 6, 2018 CVE Modified [email protected] Sep 19, 2017 CVE Modified [email protected] Aug 29, 2017 CVE Modified [email protected] Aug 23, 2016 CVE Modified [email protected] Jul 15, 2011 Initial Analysis [email protected]